The rationales for this ballot item are: 1. Addition of a new reference will help users of this standard to understand the background and significance of various corrections. 2. Addition of a clarification statement for the selection of test procedure will help users of this standard to identify appropriate test procedure for specific applications.
Keywordspermeability; plastics (general); plastic sheet and film; sheet material; thermal-insulating materials; thermal insulation permeability films; water vapor transmission (WVT);
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